Home / 39,093.28-58,612.08-18,305.44

Finding the Fourth Proportional to 39,093.28, 58,612.08 and 18,305.44

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Solution

The fourth proportional to 39,093.28, 58,612.08 and 18,305.44 is: 27,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,093.28 : 58,612.08 = 18,305.44 : x
  2. Step 2: Convert to fraction form
    39,093.28/58,612.08 = 18,305.44/x
  3. Step 3: Cross multiply
    39,093.28x = 58,612.08 × 18,305.44
  4. Step 4: Simplify right side
    39,093.28x = 1,072,919,913.72
  5. Step 5: Solve for x
    x = 1,072,919,913.72/39,093.28
  6. Step 6: Final answer
    x = 27,445.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.